-x^2+25x-50=0

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Solution for -x^2+25x-50=0 equation:


Simplifying
-1x2 + 25x + -50 = 0

Reorder the terms:
-50 + 25x + -1x2 = 0

Solving
-50 + 25x + -1x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
50 + -25x + x2 = 0

Move the constant term to the right:

Add '-50' to each side of the equation.
50 + -25x + -50 + x2 = 0 + -50

Reorder the terms:
50 + -50 + -25x + x2 = 0 + -50

Combine like terms: 50 + -50 = 0
0 + -25x + x2 = 0 + -50
-25x + x2 = 0 + -50

Combine like terms: 0 + -50 = -50
-25x + x2 = -50

The x term is -25x.  Take half its coefficient (-12.5).
Square it (156.25) and add it to both sides.

Add '156.25' to each side of the equation.
-25x + 156.25 + x2 = -50 + 156.25

Reorder the terms:
156.25 + -25x + x2 = -50 + 156.25

Combine like terms: -50 + 156.25 = 106.25
156.25 + -25x + x2 = 106.25

Factor a perfect square on the left side:
(x + -12.5)(x + -12.5) = 106.25

Calculate the square root of the right side: 10.307764064

Break this problem into two subproblems by setting 
(x + -12.5) equal to 10.307764064 and -10.307764064.

Subproblem 1

x + -12.5 = 10.307764064 Simplifying x + -12.5 = 10.307764064 Reorder the terms: -12.5 + x = 10.307764064 Solving -12.5 + x = 10.307764064 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '12.5' to each side of the equation. -12.5 + 12.5 + x = 10.307764064 + 12.5 Combine like terms: -12.5 + 12.5 = 0.0 0.0 + x = 10.307764064 + 12.5 x = 10.307764064 + 12.5 Combine like terms: 10.307764064 + 12.5 = 22.807764064 x = 22.807764064 Simplifying x = 22.807764064

Subproblem 2

x + -12.5 = -10.307764064 Simplifying x + -12.5 = -10.307764064 Reorder the terms: -12.5 + x = -10.307764064 Solving -12.5 + x = -10.307764064 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '12.5' to each side of the equation. -12.5 + 12.5 + x = -10.307764064 + 12.5 Combine like terms: -12.5 + 12.5 = 0.0 0.0 + x = -10.307764064 + 12.5 x = -10.307764064 + 12.5 Combine like terms: -10.307764064 + 12.5 = 2.192235936 x = 2.192235936 Simplifying x = 2.192235936

Solution

The solution to the problem is based on the solutions from the subproblems. x = {22.807764064, 2.192235936}

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